PROVISION OF 125 KVA DG SET FOR ANALITICAL CHEMISTRY GROUP(ACG) BUILDING NO.124A, NOVEL MANUFACTURING TECHNOLOGU GROUP(NMTG) BUILDING NO. 93 AND TITANIUM ALLOYS GROUP (TAG) BUILDING NO. 52 OF DMRL, HYDERABAD

Supply installation testing and commissioning of silent Diesel Engine driven , generating set 415 volts, 125 KVA / 100 KW 3 phase 0.8 power factor 50Hz, 1500 RPM, Liquid Cooled, With all complete all connected acessories in all respects for commissioning of the DG Set, with CPCB -IV+ type latest approved and, self excited self regulated brushless AC generator installed including accoustic enclosure suitable for ambient condition at Hyderabad including testing carried out by the contractor in presence of IEM, Engr-in-Charge & rate included of DG Set testing is deemed in quoted rate including AMF panel and confirming to condition under IS 4722/1460, BS 5514/2613/5000 ISO 8526/3046 with the following

Alternator - Standard design alternator, Power Rating 125KVA/ 100 KW, 3 Phase 4 wire, 415 Volts, 50 HZ, Power factor 0.8(lagging) Current 203 Amps, net output at site after considering derating for per site conditions at 0.8 (lagging) power factor, 1500 RPM, Cooling Water cooled, Aspiration Turbo charged, air cooled self regulated screen protected drip proof IP 23 enclosure brushless design with widing in pole faces, insulating class 'H' and voltage regulation of +1% at rated voltage from no load to full load, A1 The alternator shall be conforming to BS 2613/5000 and shall be in position to generate supply with frequency regulation with in +1% tolerance. The alternator will be suitable for tropical climate and shall generally confirm to BS-2613/5000/IS-4722.Make of the Alternator : Diesel Engine : Minimum 206 BHP capacity, multi stroke, 6 Cylinder,TurboCharged Diesel Engine suitable for 125KVA coupled with alternator and after considering derating as per site conditions after generating and reducing power consumed by accessories, directly coupled through flexible coupling, multi cylinder, multi stroke direct injection, cold starting 1500 RPM, as per relevant ISI/BS-5514 with an overload capacity of 10% for one hour in 12 hours continous running complete with standard accessories all as specified and required for safe handling and operation salient features of accessoires shall be as under :- Insulation class - 'H' , Temperature rise class - 'H' ,Excitation- Self excited Regulation performance - The voltage is kept constant with + 1%, manual voltage adjustment with in + 5%. , Frequency Regulation + 1% Suitable size & suitable number of runs of UG copper cable (Control cable) from Alternator to AMF & RAW Power to AMF Panel is deemed to be include is quoted rate.

(i) Flywheel with housing (ii) Cooling System : Mounted radiator with fan and belts (iii) Cooling Water Pump : Centrifugal type belt driven (iv) Exhaust System : As per OEM reccommendation/specification.(Exhaust system high should be building hight + 03 mtr) duly wrapped with aluminium cladding for MS Exhaust Pipe (v) Starting System :- Electric Self Starter with maintenance free batteries including battery charging alternative belt driven. (vi) Batteries :- 24 Volts DC electrical batteries of suitable AH rating, complete connected with copper cable PVC sheathed conductor multistranded leads of suitbale length from self starter to the battery terminals complete with initial charge and initial fill of electrolite all as specified and directed. (vii) Fuel tank of adequate capacity :- As per OEM norms and specifications designed in built tank for above capacity of DG Set.AMF Panel : Auto Main Failure (AMF) Panel made out 14/16 Gauge CRCA sheet weather proof powder coated conforming to IS 8623 totally enclosed dust and vermin proof with front and rear openings of 415 Volts, 3 Phase, 4 wire AC 50 HZ having aluminium bus bar of capacity required to carry current at 100% load of 160 KVA DG Set with three phase and half neutral colour coded pre-wired with copper flexible cable, all as specified with the following accessories, control cable from Gen Set to AMF Panel.Contactor of Suitable capacity 3 pole with required nos as per OEM, TP contactor for netural for both supplies Suitable capacity of MCCB, 4 Pole for both supplies CTs 150/5A for both the supplies Push buttons Indication Lamps

2 over load + earth leakage relay Multi functional digital meter for KWH, KVA, KW, Amps, Volts, frequency, power factor etc. SMPS Battery charge 24 V, with trickle and boost charging. ON/OFF Switch. Automatic/Manual Switch. Hooter. Voltage sensing relay. Six window anunciator for fault indications.(i) Custom built product for various equipments, with ensure the optimum performance without duration.(ii) 16SWG (1.6mm) thick CRCA sheet to be used for enclosure panel to ensure longer life against weathing action. High quality acoustic insulation materials to be used as per IS 8183 for maximum sound absoption. sound ratio less than 7Db Acoustic layers are supported by perforated sheets.(iii) Sheet metal component of the enclosure should undergo various stages of surface treatment prior to painting which leads to be better life of the enclosure against weathering action.(iv) Special paint treatment with pure polyster powder/epoxy to be provided for better weather resistance.(v) Well designed ventilation system to be provided to put out the heat from the chamber efficiently.(vi) For effective acoustic/weather sealing a special type weather sealing gaskets, new frame rubber gaskets to be used.(xiv) The batteries should be placed inside the enclosure inside the DG Set on a suitable insulated platform.(xv) The DG set should be provided with external emergency stop push button.(xvi) Provn of 2 Nos 11 Watts LED lamp fitting of approved Make incl wiring inside canopy with single switch controlled.(xvii) Fuel gauge to be provided with the neck of fuel tank.(xviii) Tools as per manufacturers with the box.Making of foundation for placement of DG Set as per site requirement and including provision of anti-vibration pads are deemed to be included in duoted rate.

3.5 core x 150Sqmm (Prop DG set to AMF panel)

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth and getting out in soft loose soil for foundation of poles, structures, stay rods, laying of underground cable etc complete all as directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers each not exceeding 25cm thick using soil complete all as directed.